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5 December 2025
| N 14:38 | Sound Velocity diffhist +10,986 Oluschinski talk contribs (Created page with "{{Language_sel|LANG=ger|ARTIKEL=Schallgeschwindigkeit}} {{PSM_Infobox}} <span style="font-size:1.2em;font-weight:bold;">Sound velocity</span> __FORCETOC__ ==General remarks== The sound velocity is an essential property of the medium through which sound travels and describes the time it takes for a wave or wave packet to travel the distance between two points in the medium. This parameter is a basic parameter of Ultrasound Testing|ultrasound tes...") | ||||
| 14:36 | Upload log Oluschinski talk contribs uploaded File:Schalldruck.JPG | ||||
| N 14:35 | Sound Power diffhist +3,350 Oluschinski talk contribs (Created page with "{{Language_sel|LANG=ger|ARTIKEL=Schallleistung}} {{PSM_Infobox}} <span style="font-size:1.2em;font-weight:bold;">Sound power</span> __FORCETOC__ ==Definition== Sound power is a material parameter that is widely used in non-destructive polymer testing, particularly in acoustic resonance analysis and ultrasound testing. It represents the sound energy emitted per unit...") | ||||
| N 14:10 | Resonance Analysis diffhist +1,941 Oluschinski talk contribs (Created page with "{{Language_sel|LANG=ger|ARTIKEL=Resonanzanalyse}} {{PSM_Infobox}} <span style="font-size:1.2em;font-weight:bold;">Resonance analysis (acoustic)</span> __FORCETOC__ ==Fundamentals== Acoustic resonance analysis is used to detect inhomogeneities and defects (microstructural defects, inclusions, cracks) in test objects that oscillate at their resonance frequencies after external excitation (impact, shock) (see also: errors). This incl...") | ||||
3 December 2025
| N 13:01 | Measured Variable diffhist +2,542 Oluschinski talk contribs (Created page with "{{Language_sel|LANG=ger|ARTIKEL=Messgröße}} {{PSM_Infobox}} <span style="font-size:1.2em;font-weight:bold;">Measuring variable</span> __FORCETOC__ A measured variable is a physical quantity that is determined by a measurement process. Typical physical measured variables include force, length, mass, temperature, time, etc. The value of the measured variable obtained from a measuring device is referred to as the measured value; it is formed from a nu...") | ||||
| N 12:59 | Material & Werkstoff diffhist +9,285 Oluschinski talk contribs (Created page with "{{Language_sel|LANG=ger|ARTIKEL=Werkstoff & Material}} {{PSM_Infobox}} <span style="font-size:1.2em;font-weight:bold;">Material & Werkstoff</span> __FORCETOC__ ==Terminology== The targeted use of materials such as wood and bone, stone, glass/ceramics and metals as well as polymer materials, composite materials and material composites has been taking place for thousands of years. Materials have shaped entire epochs in the development of civilization, so i...") | ||||
| N 12:58 | Material Parameter diffhist +2,381 Oluschinski talk contribs (Created page with "{{Language_sel|LANG=ger|ARTIKEL=Werkstoffkenngröße}} {{PSM_Infobox}} <span style="font-size:1.2em;font-weight:bold;">Material parameter</span> __FORCETOC__ ==Terminology== A material parameter (also parameter) is a quantitatively determinable property of a material. It can either be measured directly (physical measurand) or calculated from other measurands (derived parameter). In the technical literature, Blumenauer [1—3] in particular has pointed out a clear separat...") | ||||
1 December 2025
| N 08:46 | Density diffhist +16,665 Oluschinski talk contribs (Created page with "{{Language_sel|LANG=ger|ARTIKEL=Dichte}} {{PSM_Infobox}} <span style="font-size:1.2em;font-weight:bold;">Density</span> __FORCETOC__ ==General information== To determine the density, the mass and the volume must generally be determined. The density ''ρ'' of a homogeneous body is defined as the ratio of the mass ''m'' to the total volume ''V'', i.e. {| |- |width="20px"| |width="500px" | <math>\rho\,=\, \frac{m}{V}</math> |} where ''V'' is the volume of the total amou...") | ||||